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Annotation of coherent/b/bin/zip/tailor.h, revision 1.1

1.1     ! root        1: /* tailor.h -- Not copyrighted 1992 Mark Adler */
        !             2: 
        !             3: /* const's are inconsistently used across ANSI libraries--kill for all
        !             4:    header files. */
        !             5: #define const
        !             6: 
        !             7: 
        !             8: /* Define MSDOS for Turbo C as well as Microsoft C */
        !             9: #ifdef __POWERC                 /* For Power C too */
        !            10: #  define __TURBOC__
        !            11: #endif /* __POWERC */
        !            12: #if (defined(__TURBOC__) && !defined(MSDOS))
        !            13: #  define MSDOS
        !            14: #endif
        !            15: 
        !            16: #ifdef ATARI_ST
        !            17: #  undef MSDOS   /* avoid the MS-DOS specific includes */
        !            18: #endif
        !            19: 
        !            20: /* Use prototypes and ANSI libraries if _STDC__, or Microsoft or Borland C,
        !            21:  * or Silicon Graphics, or IBM C Set/2, or GNU gcc under emx.
        !            22:  */
        !            23: #if (defined(__STDC__) || defined(MSDOS) || defined(sgi))
        !            24: #  ifndef PROTO
        !            25: #    define PROTO
        !            26: #  endif /* !PROTO */
        !            27: #  define MODERN
        !            28: #endif /* MSDOS */
        !            29: 
        !            30: #if (defined(__IBMC__) || defined(__EMX__) || defined(ATARI_ST))
        !            31: #  ifndef PROTO
        !            32: #    define PROTO
        !            33: #  endif /* !PROTO */
        !            34: #  define MODERN
        !            35: #endif
        !            36: 
        !            37: 
        !            38: #ifdef __IBMC__
        !            39: #  define S_IFMT 0xF000
        !            40: #endif /* __IBMC__ */
        !            41: 
        !            42: #ifdef __EMX__
        !            43: #  define __32BIT__
        !            44: #endif /* __EMX__ */
        !            45: 
        !            46: #ifdef __WATCOMC__
        !            47: #  define __32BIT__
        !            48: #endif
        !            49: 
        !            50: #if (defined(__OS2__) && !defined(OS2))
        !            51: #  define OS2
        !            52: #endif
        !            53: 
        !            54: #ifdef __convexc__
        !            55: #      define CONVEX
        !            56: #endif /* __convexc__ */
        !            57: 
        !            58: /* Turn off prototypes if requested */
        !            59: #if (defined(NOPROTO) && defined(PROTO))
        !            60: #  undef PROTO
        !            61: #endif
        !            62: 
        !            63: 
        !            64: /* Used to remove arguments in function prototypes for non-ANSI C */
        !            65: #ifdef PROTO
        !            66: #  define OF(a) a
        !            67: #else /* !PROTO */
        !            68: #  define OF(a) ()
        !            69: #endif /* ?PROTO */
        !            70: 
        !            71: 
        !            72: /* Memory allocation. */
        !            73: #ifdef MACOS
        !            74: #  define DYN_ALLOC
        !            75: #endif
        !            76: #if (defined(MSDOS) && !defined(__GO32__) && !defined(WIN32))
        !            77: #  ifdef __TURBOC__
        !            78: #    include <alloc.h>
        !            79: #    define DYN_ALLOC
        !            80:      /* Turbo C 2.0 does not accept far static allocations in small model */
        !            81:      void far * fcalloc OF((unsigned items, unsigned size));
        !            82: #  else /* !__TURBOC__ */
        !            83: #    include <malloc.h>
        !            84: #    define farmalloc _fmalloc
        !            85: #    define farfree   _ffree
        !            86: #    define fcalloc(nitems,itemsize) halloc((long)(nitems),(itemsize))
        !            87: #  endif /* ?__TURBOC__ */
        !            88: #else /* !MSDOS */
        !            89: #  if defined(WIN32)
        !            90: #    include <malloc.h>
        !            91: #  endif
        !            92: #  ifdef far
        !            93: #    undef huge
        !            94: #    undef far
        !            95: #    undef near
        !            96: #  endif
        !            97: #  define huge
        !            98: #  define far
        !            99: #  define near
        !           100: #  define farmalloc malloc
        !           101: #  define farfree   free
        !           102: #  define fcalloc(items,size) calloc((unsigned)(items), (unsigned)(size))
        !           103: #  ifndef PROTO
        !           104:      extern char *calloc(); /* essential for 16 bit systems (AT&T 6300) */
        !           105: #  endif
        !           106: #endif /* ?MSDOS */
        !           107: 
        !           108: 
        !           109: #if (defined(OS2) && !defined(MSDOS))
        !           110: /* MSDOS is defined anyway with MS C 16-bit. So the block above works.
        !           111:  * For the 32-bit compilers, MSDOS must not be defined in the block above. */
        !           112: #  define MSDOS
        !           113: /* inherit MS-DOS file system etc. stuff */
        !           114: #endif
        !           115:     
        !           116: 
        !           117: /* Define MSVMS if either MSDOS or VMS defined */
        !           118: #if defined(MSDOS) || defined(VMS)
        !           119: #  define MSVMS
        !           120: #endif
        !           121: 
        !           122: /* case mapping functions. case_map is used to ignore case in comparisons,
        !           123:  * to_up is used to force upper case even on Unix (for dosify option).
        !           124:  */
        !           125: #if defined(OS2) || defined(MSDOS) || defined(VMS)
        !           126: #  define case_map(c) upper[c]
        !           127: #  define to_up(c)    upper[c]
        !           128: #else
        !           129: #  define case_map(c) (c)
        !           130: #  define to_up(c)    ((c) >= 'a' && (c) <= 'z' ? (c)-'a'+'A' : (c))
        !           131: #endif
        !           132: 
        !           133: /* Define void, voidp, and extent (size_t) */
        !           134: #include <stdio.h>
        !           135: #ifdef MODERN
        !           136: #  if (!defined(M_XENIX) && !(defined(__GNUC__) && defined(sun)))
        !           137: #    include <stddef.h>
        !           138: #  endif /* !M_XENIX */
        !           139: #  include <stdlib.h>
        !           140:    typedef size_t extent;
        !           141:    typedef void voidp;
        !           142: #else /* !MODERN */
        !           143:    typedef unsigned int extent;
        !           144: #  define void int
        !           145:    typedef char voidp;
        !           146: #endif /* ?MODERN */
        !           147: 
        !           148: /* Get types and stat */
        !           149: #ifdef VMS
        !           150: #  include <types.h>
        !           151: #  include <stat.h>
        !           152: #else /* !VMS */
        !           153: #  ifdef MACOS
        !           154: #    include <types.h>
        !           155: #    include <stddef.h>
        !           156: #    include <Files.h>
        !           157: #    include <StandardFile.h>
        !           158: #    include <Think.h>
        !           159: #    include <LoMem.h>
        !           160: #    include <Pascal.h>
        !           161: #    include "macstat.h"
        !           162: #  else
        !           163: #    ifdef ATARI_ST
        !           164: #      include <ext.h>
        !           165: #      include <tos.h>
        !           166: #    else
        !           167: #      include <sys/types.h>
        !           168: #      include <sys/stat.h>
        !           169: #    endif
        !           170: #  endif
        !           171: #endif /* ?VMS */
        !           172: 
        !           173: /* Some systems define S_IFLNK but do not support symbolic links */
        !           174: #if defined (S_IFLNK) && (defined(NO_SYMLINK) || defined(MACOS))
        !           175: #  undef S_IFLNK
        !           176: #endif
        !           177: 
        !           178: /* Cheap fix for unlink on VMS */
        !           179: #ifdef VMS
        !           180: #  define unlink delete
        !           181: #endif /* VMS */
        !           182: 
        !           183: 
        !           184: /* For Pyramid */
        !           185: #ifdef pyr
        !           186: #  define strrchr rindex
        !           187: #  define ZMEM
        !           188: #endif /* pyr */
        !           189: 
        !           190: 
        !           191: /* File operations--use "b" for binary if allowed or fixed length 512 on VMS */
        !           192: #ifdef VMS
        !           193: #  define FOPR  "r","ctx=stm"
        !           194: #  define FOPM  "r+","ctx=stm","rfm=fix","mrs=512"
        !           195: #  define FOPW  "w","ctx=stm","rfm=fix","mrs=512"
        !           196: #else /* !VMS */
        !           197: #  ifdef MODERN
        !           198: #    define FOPR "rb"
        !           199: #    define FOPM "r+b"
        !           200: #    define FOPW "wb"
        !           201: #  else /* !MODERN */
        !           202: #    define FOPR "r"
        !           203: #    define FOPM "r+"
        !           204: #    define FOPW "w"
        !           205: #  endif /* ?MODERN */
        !           206: #endif /* VMS */
        !           207: 
        !           208: /* Open the old zip file in exclusive mode if possible (to avoid adding
        !           209:  * zip file to itself).
        !           210:  */
        !           211: #ifdef OS2
        !           212: #  define FOPR_EX FOPM
        !           213: #else
        !           214: #  define FOPR_EX FOPR
        !           215: #endif
        !           216: 
        !           217: /* Define this symbol if your target allows access to unaligned data.
        !           218:  * This is not mandatory, just a speed optimization. The compressed
        !           219:  * output is strictly identical.
        !           220:  */
        !           221: #if defined(MSDOS) || defined(i386) || defined(mc68020) || defined(vax)
        !           222: #   define UNALIGNED_OK
        !           223: #endif
        !           224: 
        !           225: 
        !           226: /* Under MSDOS we may run out of memory when processing a large number
        !           227:  * of files. Compile with MEDIUM_MEM to reduce the memory requirements or
        !           228:  * with SMALL_MEM to use as little memory as possible.
        !           229:  */
        !           230: #ifdef SMALL_MEM
        !           231: #   define CBSZ 2048 /* buffer size for copying files */
        !           232: #   define ZBSZ 2048 /* buffer size for temporary zip file */
        !           233: #else
        !           234: # ifdef MEDIUM_MEM
        !           235: #   define CBSZ 8192
        !           236: #   define ZBSZ 8192
        !           237: # else
        !           238: #  if defined(OS2) && !defined(M_I86SM)
        !           239: #   define CBSZ 0xE000
        !           240: #   define ZBSZ 0x7F00
        !           241:     /* The C library of some compilers does not allow a buffer size > 32K */
        !           242: #  else
        !           243: #   define CBSZ 16384
        !           244: #   define ZBSZ 16384
        !           245: #  endif
        !           246: # endif
        !           247: #endif
        !           248: 
        !           249: #ifdef ATARI_ST
        !           250: #  define MSDOS
        !           251: #  define MSVMS
        !           252: #  ifndef O_BINARY
        !           253: #    define O_BINARY 0
        !           254: #  endif
        !           255: #  ifndef S_IFMT
        !           256: #    define S_IFMT        (S_IFCHR|S_IFREG|S_IFDIR)
        !           257: #  endif
        !           258: 
        !           259: /* a whole bunch of functions needs Tos '\\' filnames
        !           260:  * instead of '/',  the translation functions are in fileio.c:
        !           261:  */
        !           262: #  define unlink    st_unlink
        !           263: #  define chmod     st_chmod
        !           264: #  define mktemp    st_mktemp
        !           265: #  define fopen     st_fopen
        !           266: #  define open      st_open
        !           267: #  define SSTAT     st_stat
        !           268: #  define findfirst st_findfirst
        !           269: #  define link      st_rename
        !           270: #  define rmdir     st_rmdir
        !           271: 
        !           272:   int st_unlink    OF((char *));
        !           273:   int st_chmod     OF((char *, int));
        !           274:   char *st_mktemp  OF((char *));
        !           275:   FILE *st_fopen   OF((char *, char *));
        !           276:   int st_open      OF((char *, int));
        !           277:   int st_stat      OF((char *, struct stat *));
        !           278:   int st_findfirst OF((char *, struct ffblk *, int));
        !           279:   int st_rename    OF((char *, char *));
        !           280:   int st_rmdir     OF((char *));
        !           281: #else
        !           282: #  define SSTAT      stat
        !           283: #endif
        !           284:    
        !           285: /* end of tailor.h */

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